ततो दुर्योधनो राजा सर्वोद्योगेन पाण्डवान्
tato duryodhano rājā sarvodyogena pāṇḍavān
ततो दुर्योधनो राजा सर्वोद्योगेन पाण्डवान्।
संजय उवाच
The line highlights how intense resolve and total mobilization can be directed toward either righteous or unrighteous ends; effort (udyoga) is ethically neutral, and its moral value depends on the aim and the dharmic quality of the intention.
Sañjaya reports that Duryodhana, as the Kaurava king, intensifies his efforts in the battle context, preparing to confront or press the attack against the Pāṇḍavas with full determination.